length of path of contact to the circular pitch
length of arc of contact to the circular pitch
length of arc of approach to the circular pitch
length of arc of recess to the circular pitch
(pZ)/(N)
(pN)/(Z)
(p)/(ZN)
(ZN)/(p)
it is subjected to a higher stress than the outer side
it is subjected to a higher cyclic loading than the outer side
it is more stretched than the outer side during the manufacturing process
it has a lower curvature than the outer side
d/4
d/3
d/2
3 d/4
bottom of groove of the pulley
sides of groove of the pulley
sides and bottom of groove of the pulley
anywhere in the groove of the pulley